Transaction not yet indexed

278EQ2SywYw4NyNDQyXumhxsrFqkpGHznuAxQLmD7DToUEQJ9c3tHsCNcEEp9Am2hFiJknFno9A5S47a2vskNUB8

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.